I could not see the question so take another snap of the question
It would be 1.66 because you divide 15 by 9
Answer:
4 3/5
Step-by-step explanation:
Convert each term into an improper fraction, 8/5 x 15/8. Then find common denominator, 40. Then your equasion would be 64/40 x 75/40. Multiply your terms, then simplify the answer.
Answer:
$40 per week
Step-by-step explanation:
Step one:
Given data
the initial amount is = $100
the total amount= $500
let the number of weeks be x
Step two:
The expression for the scenario is
From the expression above, the rate of the change is $40 per week.
this means that in every week the account will be increased by $40
Cos (x) = adj/hyp
cos (x) = 13/25
x = cos⁻¹(13/25)
x= 58.7° (nearest tenth)